was a samurai of the

Satomi family The was a Japanese samurai clan of the Sengoku period (1467–1573) and early Edo period (1603–1868). The clan ruled Awa Province as a ''Sengoku daimyō'' and was a major military power in the Kantō region during the wars of the Nanboku-c ...

who fought against the

Hōjō clan The was a Japanese samurai family who controlled the hereditary title of ''shikken'' (regent) of the Kamakura shogunate between 1203 and 1333. Despite the title, in practice the family wielded actual political power in Japan during this period ...

during Japan's

Sengoku period The was a period in History of Japan, Japanese history of near-constant civil war and social upheaval from 1467 to 1615. The Sengoku period was initiated by the Ōnin War in 1467 which collapsed the Feudalism, feudal system of Japan under the ...

. He participated in the

Siege of Odawara (1561) The 1561 Siege of Odawara, a battle of Japan's Sengoku period, Uesugi Kenshin attacked Odawara castle, this was the first of several sieges which would befall Odawara castle, the home castle of the Hōjō clan. Background In 1559, Kenshin wa ...

againts

under

Uesugi Kenshin , later known as was a Japanese ''daimyō''. He was born in Nagao clan, and after adoption into the Uesugi clan, ruled Echigo Province in the Sengoku period of Japan. He was one of the most powerful ''daimyō'' of the Sengoku period. Known as ...

. Later, he was defeated by

Hōjō Ujiyasu was a ''daimyō'' (warlord) and third head of the Odawara Hōjō clan. Known as the "Lion of Sagami", he was revered as a fearsome warrior and a cunning man. He is famous for his strategies of breaking the siege from Takeda Shingen and Uesugi K ...

at the

battle of Kōnodai (1564) In the second Battle of Kōnodai, fought in 1564, Hōjō Ujiyasu led his men to victory against Satomi Yoshihiro. Both Ujiyasu and Yoshihiro were the sons of the commanders at the first battle of Kōnodai, in which Hōjō Ujitsuna defeated the c ...

; his father,

Satomi Yoshitaka was a Japanese samurai and head of the Satomi clan. In 1534, he killed his nephew and became a head of the Satomi clan. He fought against the Later Hōjō clan under Ashikaga Yoshiaki in the Battle of Kōnodai. However, Yoshiaki was killed du ...

, had been defeated by Ujiyasu's father,

Hōjō Ujitsuna was the son of Hōjō Sōun, founder of the Go-Hōjō clan. He continued his father's quest to gain control of the Kantō (the central area, today dominated by Tokyo, of Japan's main island). Biography In 1524, Ujitsuna took Edo Castle, whic ...

, in the

battle of Kōnodai (1538) The 1538 battle of Kōnodai took place during the Sengoku period of Japanese history, fought by the leader of the late Hōjō clan, Hōjō, Hōjō Ujitsuna, against the combined forces of Satomi Yoshitaka and Ashikaga Yoshiaki (Oyumi). After a lon ...

. Yoshihiro also commanded forces in the 1567

battle of Mifunedai A battle is an occurrence of combat in warfare between opposing military units of any number or size. A war usually consists of multiple battles. In general, a battle is a military engagement that is well defined in duration, area, and force ...

in which the enemy commander, Ōta Ujisuke, was killed.

Notes

References

*Turnbull, Stephen (1998). 'The Samurai Sourcebook'. London: Cassell & Co. Samurai 1530 births 1578 deaths Satomi clan {{Samurai-stub